Fix "red" color in example simple.rs

6 jobs for master in 1 minute and 21 seconds (queued for 3 seconds)
latest
Status Job ID Name Coverage
  Build
passed #28446
build:linux

00:01:04

passed #28445
build:linux:stable

00:01:21

failed #28447
build:redox

00:00:56

 
  Test
skipped #28449
test:linux
skipped #28448
test:linux:stable
skipped #28450
test:redox
 
Name Stage Failure
failed
build:redox Build

error: could not compile `redox_syscall`.

Caused by:
process didn't exit successfully: `rustc --crate-name syscall /root/.cargo/registry/src/github.com-1ecc6299db9ec823/redox_syscall-0.1.57/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=05925702803bce8f -C extra-filename=-05925702803bce8f --out-dir /builds/proehlen/termion/target/x86_64-unknown-redox/debug/deps --target x86_64-unknown-redox -C linker=x86_64-unknown-redox-gcc -L dependency=/builds/proehlen/termion/target/x86_64-unknown-redox/debug/deps -L dependency=/builds/proehlen/termion/target/debug/deps --cap-lints allow -L /root/.redoxer/toolchain/x86_64-unknown-redox/lib` (exit code: 1)
warning: build failed, waiting for other jobs to finish...
error: build failed
redoxer cargo: exit code: 101
ERROR: Job failed: exit code 1